Provider certification record

Tierzero

Listed
Deficiency Report ↓︎Similarity Report ↓︎View on FCC RMD ↗︎
RMD number
RMD0006181
FRN
0016889396
OCN
 

Identity

Legal business name
Tierzero
Doing-business-as
 
Foreign Voice Service Provider
No
Business address
818 W 7th St, Suite 440, Los Angeles CA 90017
Filing contact
Hans Offer
VP of Operations · Executive
abuse@tierzero.com
(213) 784-1400
818 W 7th St Suite 440 Los Angeles CA 90017
United States of America
Principals, Affiliates, Subsidiaries, and Parent Companies
John Carter

Classification

Provider role(s)
  • Voice service provider
STIR/SHAKEN implementation
RoleImplementation
Voice service providerComplete
OverallComplete

Prior investigations / actions

Description
 

Robocall mitigation plan

PDF Robocall Mitigation Efforts v.5 S_S Wholesale.pdfFiled 2026-02-05 · 156 KB

Declaration

By
Hans Offer
Date
2026-02-05Last Recertified 2026-02-05

Listing history

DateEventDetail / diff
2026-02-06NewInitial certification filed and added to database.